Traditional convenience foods need to be soaked in boiling water for consumption. Some special people, such as wilderness adventures, tourism, troops, and police officers, cannot be eaten without boiling water.Self-Heating Rice does not need boiling water when cooking, no need for thermal power, tear open the outer packaging, pour the pure water bag inside it into the heating bag, the water and the heating bag will automatically mix and heat up, steam the Rice and the dishes, 8-15 minutesEdible.Decommissioning the ingredients of the self-heating rice heating package: Inventing a multi-purpose self-heating bag, mainly using roasting diatomaceous earth, iron powder, aluminum powder, coke powder, activated carbon, salt to form a bag, which can be heated to 60 °CIt can be used for heating in winter, medical hot compress, adding quicklime, sodium carbonate and water. The temperature can be raised to 120 °C to heat meals or steamed food. The temperature is kept for 20 minutes to 100 ° C for 60 minutes and 60 ° C after 60 minutes.The material used in the winter heating and hot compressing can be repeatedly used, and after being used, it can be mixed with quicklime and sodium carbonate, and then heated to heat the food.